/*
 * Copyright (c) 2025 Huawei Device Co., Ltd.
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

// The Cangjie API is in Beta. For details on its capabilities and limitations, please refer to the README file of the relevant cangjie wrapper repository.

package ohos.business_exception
import std.collection.HashMap
import ohos.labels.APILevel



/**
 * Defines the exception interface.
 */
@!APILevel[
    since: "22"
]
public class BusinessException <: Exception {
    /**
    * Defines the basic error code.
    */
    @!APILevel[
        since: "22"
    ]
    public let code: Int32
    
    /**
    * Defines the additional information for business
    *
    * @returns { ?T } Return the business value.
    */
    @!APILevel[
        since: "22"
    ]
    public func getData<T>(): ?T
    
    /**
    * Translate the exception to String.
    *
    * @returns { String } String representation of the exception.
    */
    @!APILevel[
        since: "22"
    ]
    public func toString(): String
}

/**
 * Defines the basic async callback.
 */
@!APILevel[
    since: "22"
]
public type AsyncCallback<T> = (Option<BusinessException>, Option<T>) -> Unit

